Home / 952,378.22-1,428,479.84-321,297.50

Finding the Fourth Proportional to 952,378.22, 1,428,479.84 and 321,297.50

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Solution

The fourth proportional to 952,378.22, 1,428,479.84 and 321,297.50 is: 481,916.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,378.22 : 1,428,479.84 = 321,297.50 : x
  2. Step 2: Convert to fraction form
    952,378.22/1,428,479.84 = 321,297.50/x
  3. Step 3: Cross multiply
    952,378.22x = 1,428,479.84 × 321,297.50
  4. Step 4: Simplify right side
    952,378.22x = 458,967,001,392.40
  5. Step 5: Solve for x
    x = 458,967,001,392.40/952,378.22
  6. Step 6: Final answer
    x = 481,916.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.